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Individual Calculations April 2019 |
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| Chueu, Calvin Total change: 28.40 | |   |
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| 2019 Waterkloof Open (A) | Pretoria | RSA | 2019-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1691 | 1628 | 3.50 | 5 | 1.42 | 20 | 28.40 | |
|  Levitan, Judah Nathan | | | 1228 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Mazibuko, Khanya | c | | 1946 | RSA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Klevansky, Aron | c | | 1919 | RSA | 1.00 | 1 | 0.85 | 20 | 17.00 | | | Steyn, Hans | | | 1865 | RSA | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Cruywagen, Armand | | | 1496 | RSA | 1.00 | 1 | 0.32 | 20 | 6.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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